Patents by Inventor David Dollar

David Dollar has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Malleable excavation attachment device
    Patent number: 12203237
    Abstract: An excavation attachment device includes a pair of elongated malleable members that are positioned between a rigid top plate and a rigid bottom plate. Each of the malleable members being constructed from rubber and include a forward edge that extends outward beyond the forward edges of the top and bottom plates. A gap is provided between the malleable members for receiving the forks of an excavator bucket. A mounting bracket is positioned along the back edge of the top plate and includes a first set of openings for receiving connectors to selectively engage the bottom wall of an excavator bucket. The mounting bracket also including a pair of protrusions along each end having a second set of openings for receiving connectors to selectively engage the side walls of the excavator bucket.
    Type: Grant
    Filed: June 29, 2021
    Date of Patent: January 21, 2025
    Inventor: David Dollar
  • MALLEABLE EXCAVATION ATTACHMENT DEVICE
    Publication number: 20210324601
    Abstract: An excavation attachment device includes a pair of elongated malleable members that are positioned between a rigid top plate and a rigid bottom plate. Each of the malleable members being constructed from rubber and include a forward edge that extends outward beyond the forward edges of the top and bottom plates. A gap is provided between the malleable members for receiving the forks of an excavator bucket. A mounting bracket is positioned along the back edge of the top plate and includes a first set of openings for receiving connectors to selectively engage the bottom wall of an excavator bucket. The mounting bracket also including a pair of protrusions along each end having a second set of openings for receiving connectors to selectively engage the side walls of the excavator bucket.
    Type: Application
    Filed: June 29, 2021
    Publication date: October 21, 2021
    Inventor: David Dollar
  • Malleable excavation attachment device
    Patent number: 11078643
    Abstract: An excavation attachment device includes a pair of elongated malleable members that are positioned between a rigid top plate and a rigid bottom plate. Each of the malleable members being constructed from rubber and include a forward edge that extends outward beyond the forward edges of the top and bottom plates. A gap is provided between the malleable members for receiving the forks of an excavator bucket. A mounting bracket is positioned along the back edge of the top plate and includes a first set of openings for receiving connectors to selectively engage the bottom wall of an excavator bucket. The mounting bracket also including a pair of protrusions along each end having a second set of openings for receiving connectors to selectively engage the side walls of the excavator bucket.
    Type: Grant
    Filed: January 4, 2021
    Date of Patent: August 3, 2021
    Inventor: David Dollar